Messages in this thread Patch in this message | | | Date | Mon, 5 Mar 2018 22:50:13 -0800 | From | tip-bot for Kan Liang <> | Subject | [tip:perf/core] perf test: Switch to new perf_mmap__read_event() interface for tp fields |
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Commit-ID: 1d1b5632ed0b797721a409bbed718d85384168a2 Gitweb: https://git.kernel.org/tip/1d1b5632ed0b797721a409bbed718d85384168a2 Author: Kan Liang <kan.liang@linux.intel.com> AuthorDate: Thu, 1 Mar 2018 18:09:05 -0500 Committer: Arnaldo Carvalho de Melo <acme@redhat.com> CommitDate: Mon, 5 Mar 2018 10:49:59 -0300
perf test: Switch to new perf_mmap__read_event() interface for tp fields
The perf test 'syscalls:sys_enter_openat event fields' still use the legacy interface.
No functional change.
Committer notes:
Testing it:
# perf test sys_enter_openat 15: syscalls:sys_enter_openat event fields : Ok #
Signed-off-by: Kan Liang <kan.liang@linux.intel.com> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Andi Kleen <ak@linux.intel.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/r/1519945751-37786-8-git-send-email-kan.liang@linux.intel.com [ Changed bool parameters from 0 to 'false', as per Jiri comment ] Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> --- tools/perf/tests/openat-syscall-tp-fields.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/tools/perf/tests/openat-syscall-tp-fields.c b/tools/perf/tests/openat-syscall-tp-fields.c index 43519267b93b..620b21023f72 100644 --- a/tools/perf/tests/openat-syscall-tp-fields.c +++ b/tools/perf/tests/openat-syscall-tp-fields.c @@ -86,8 +86,14 @@ int test__syscall_openat_tp_fields(struct test *test __maybe_unused, int subtest for (i = 0; i < evlist->nr_mmaps; i++) { union perf_event *event; + struct perf_mmap *md; + u64 end, start; - while ((event = perf_evlist__mmap_read(evlist, i)) != NULL) { + md = &evlist->mmap[i]; + if (perf_mmap__read_init(md, false, &start, &end) < 0) + continue; + + while ((event = perf_mmap__read_event(md, false, &start, end)) != NULL) { const u32 type = event->header.type; int tp_flags; struct perf_sample sample; @@ -95,7 +101,7 @@ int test__syscall_openat_tp_fields(struct test *test __maybe_unused, int subtest ++nr_events; if (type != PERF_RECORD_SAMPLE) { - perf_evlist__mmap_consume(evlist, i); + perf_mmap__consume(md, false); continue; } @@ -115,6 +121,7 @@ int test__syscall_openat_tp_fields(struct test *test __maybe_unused, int subtest goto out_ok; } + perf_mmap__read_done(md); } if (nr_events == before)
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